1, the brightness requirements for different occasions and different products to the LED brightness requirements. For example, LED jewelry counters lamp if placed in a number of large shopping malls, we will be high brightness of some attractive, but also the decorative function is divided into led spotlights and led seven lantern ribbon and other products.
2, anti-static ability: antistatic ability of strong led, long life, but the price will be higher. Antistatic is usually better than 700V.
3, wavelength and color temperature consistent led, the color will be consistent, this large batch combination of lamps are particularly important. Do not produce too large chromatic aberration in the same lamp.
4, leakage current is the LED back to the electric current, we recommend using leakage current small LED products.
5, waterproof ability, for outdoor and indoor LED lamp requirements are not the same.
6, LED light-emitting angle of great influence on the LED lamps, the different requirements of lamps, such as LED fluorescent lamps we propose to use 140-170 degrees. We are not here to explain in detail any other.
7, LED chip to determine the core quality, LED chip brands a lot of foreign brands, there are also Taiwan in China. Different brand prices are also far apart.
8, LED chip size also determines the quality and brightness of the LED, we choose the time as far as possible to choose a larger chip, but the price will be correspondingly higher.